Home / 2,293.11-3,439.06-1,122.53

Finding the Fourth Proportional to 2,293.11, 3,439.06 and 1,122.53

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Solution

The fourth proportional to 2,293.11, 3,439.06 and 1,122.53 is: 1,683.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.11 : 3,439.06 = 1,122.53 : x
  2. Step 2: Convert to fraction form
    2,293.11/3,439.06 = 1,122.53/x
  3. Step 3: Cross multiply
    2,293.11x = 3,439.06 × 1,122.53
  4. Step 4: Simplify right side
    2,293.11x = 3,860,428.02
  5. Step 5: Solve for x
    x = 3,860,428.02/2,293.11
  6. Step 6: Final answer
    x = 1,683.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.